3. Modeling A#

3.1. Characteristics of modeling#

C- PLAN, TRI6 and QUAD8 meshes

_images/10000000000002DA0000013FAC1F66088F3E28D4.png

Point \(E\) = middle of \(\mathit{AB}\) point \(F\) = middle of \(\mathit{CD}\)

Node name:

Point \(A\mathrm{=}\mathit{N1}\)

Point \(D\mathrm{=}\mathit{N403}\)

Point \(B\mathrm{=}\mathit{N455}\)

Point \(E\mathrm{=}\mathit{N201}\)

Point \(C\mathrm{=}\mathit{N756}\)

Point \(F\mathrm{=}\mathit{N352}\)

3.2. Characteristics of the mesh#

Number of knots: 905

Number of meshes and types: 100 QUAD8, 200 TRIA6, 200, 208 SEG3

3.3. Tested values#

Location

Value type

Reference

% difference

Points \(B\), \(C\)

\({v}_{L}\) (\(m\))

0.129

0.4

Point \(A\)

\({\sigma }_{\mathit{xx}}\) (\(\mathit{Pa}\))

2,04E+8

2.3

Point \(E\)

\({\sigma }_{\mathit{xx}}\) (\(\mathit{Pa}\))

1.02E+8

0.5

3.4. notes#

The difference with the analytical solution, such as a beam or slender plate, is due to the modeling used: the dimensions of the structure, which is very slender, do not in fact make it possible to respect the plane stress conditions.